Molecular formula : = CHCOOH
CAS CH3CH :
nature : also known as acid differences croton. Under normal temperature for the needle or the monoclinic crystal-like edges. 15.5 ° C melting point. The boiling point 169 ° C. Refractive index of 1.4483. L.0265 relative density. 25 ° C water immiscibility, soluble in alcohol, ether, acetone, etc.. With strong irritation. With 60% sulfuric acid or hydrochloric acid or trace heating hydrogen bromide can be transformed into trans-2-butenoate. Industry to Crotonaldehyde as raw materials by air oxidation obtained. Used primarily as comonomer.
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